/// <summary>
/// Paint the movement vector
/// </summary>
internal static IList <UIElement> PaintMovementVector(UIElementCollection children, Point gridPointLast, Point gridPointClicked)
{
IList <UIElement> uiElementsMovVector = new List <UIElement>();
// Draw the main line
Point pointLast = GridBackgroundHelper.ConvertGridPoint2Point(gridPointLast);
Point pointClicked = GridBackgroundHelper.ConvertGridPoint2Point(gridPointClicked);
uiElementsMovVector.Add(AddLine(children, pointLast, pointClicked));
// make the line an arrow - angle1
Point p1 = VectorMath.CalculateLineEndpointSatisfyingAngle(pointLast, pointClicked, lengthOfArrowLines, angle1);
uiElementsMovVector.Add(AddLine(children, pointClicked, p1));
// make the line an arrow - angle2
Point p2 = VectorMath.CalculateLineEndpointSatisfyingAngle(pointLast, pointClicked, lengthOfArrowLines, angle2);
uiElementsMovVector.Add(AddLine(children, pointClicked, p2));
return(uiElementsMovVector);
}
public bool ValidateVector(IList <Point> routeGridPoints, Point gridPointClicked)
{
bool?baseValidationResult;
BaseValidateVector(routeGridPoints, gridPointClicked, out baseValidationResult);
if (baseValidationResult.HasValue)
{
// we are done, base class already made the decision
return(baseValidationResult.Value);
}
// further checks
Point point = GridBackgroundHelper.ConvertGridPoint2Point(gridPointClicked);
bool innerEllipseIncluded = Contains(innerEllipse, point);
if (innerEllipseIncluded)
{
// point is in the inner ellipse so it is NOT on the track
return(false);
}
// if it is NOT in the inner ellipse then simply check if it is included in the outer ellipse
return(Contains(outerEllipse, point));
}